11:50:16.023 [NINJA-SERVER] ERROR [DefaultCountryProvider] - Cannot retrieve country
java.lang.NumberFormatException: For input string: "0:0:0:0:0:0:0:1"
    at java.lang.NumberFormatException.forInputString(NumberFormatException.java:65) ~[na:1.8.0_40]
    at java.lang.Integer.parseInt(Integer.java:580) ~[na:1.8.0_40]
    at java.lang.Short.parseShort(Short.java:118) ~[na:1.8.0_40]
    at java.lang.Short.parseShort(Short.java:144) ~[na:1.8.0_40]
    at net.firefang.ip2c.IP2Country.parseIP(Unknown Source) ~[ip2c.jar:na]
    at net.firefang.ip2c.IP2Country.getCountry(Unknown Source) ~[ip2c.jar:na]
    at com.nuggeta.gameserver.provider.DefaultCountryProvider.getCountryFromSocketAddress(DefaultCountryProvider.java:45) ~[game-server-bundle.jar:na]
    at com.nuggeta.gameserver.api.APIImpl.getCountryFromSocketAddress(APIImpl.java:679) [game-server-bundle.jar:na]
    at com.nuggeta.gameserver.processor.client.command.administration.HandshakeHandler.execute(HandshakeHandler.java:136) [game-server-bundle.jar:na]
    at com.nuggeta.server.command.Handler.run(Handler.java:57) [game-server-bundle.jar:na]
    at com.nuggeta.gameserver.processor.client.GameServerClientIncomingProcessor.onIncomingCommand(GameServerClientIncomingProcessor.java:239) [game-server-bundle.jar:na]
    at com.nuggeta.server.message.MessageExecutor.executeMessage(MessageExecutor.java:73) [game-server-bundle.jar:na]
    at com.nuggeta.server.message.MessageExecutor.access$100(MessageExecutor.java:17) [game-server-bundle.jar:na]
    at com.nuggeta.server.message.MessageExecutor$1.run(MessageExecutor.java:41) [game-server-bundle.jar:na]
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [na:1.8.0_40]
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [na:1.8.0_40]
    at java.lang.Thread.run(Thread.java:745) [na:1.8.0_40]